<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="ru">
<head>
        <title>test</title>
    <style type="text/css">
        <!--
        html { height: 100%; margin: 0; padding: 0; /*background: #fa0;*/ }         
        body { height: 100%; margin: 0; padding: 0; background: #ccc; padding: 0 15px }
        #page {
	min-height: 100%;
	_height: 100%;
	background: #5af;
	width: 300px;
	margin-top: 0;
	margin-right: auto;
	margin-bottom: 0;
	margin-left: auto;
}
        -->
        </style>
</head>
    <body>
        <div id="page">
          <div id="page2">
            123<br>sdf<br>123<br>sdf<br>123<br>sdf<br>123<br>sdf<br>123<br>sdf<br>123<br>sdf
          </div>
        </div>
    </body>
</html>